Ensure that the environment you are using the NI 4080/4081/4082 in meets the following specifications:

Operating Environment

Ambient temperature range

0 °C to 55 °C (Tested in accordance with IEC 60068-2-1 and IEC 60068-2-2.)

Relative humidity range

10% to 90%, noncondensing (Tested in accordance with IEC 60068-2-56.)

Storage ambient temperature range

-40 °C to 70 °C (Tested in accordance with IEC 60068-2-1 and IEC 60068-2-2.)

Maximum altitude

2,000 m (at 25 °C ambient temperature)

Pollution Degree

2

Indoor use only.